Oil-lubricated rotary vane vacuum pump
AT21 / AT21A
TEPRO AT21 / AT21A vacuum pump with direct drive, air cooling and an oil mist separation system. Nominal pumping speed: 21 m³/h.
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Technical specifications
| Nominal pumping speed (50 Hz) (m³/h) | 21 |
|---|---|
| Pumping speed at atmospheric pressure (50 Hz) (m³/h) | 18 |
| Ultimate pressure without gas ballast (hPa) | <2 |
| Ultimate pressure with gas ballast (hPa) | Not specified |
| Ultimate pressure, AT…A version (hPa) | <20 |
| Noise level at 1 m from the outlet side (dB(A)) | 70 |
| Motor power (50 Hz) (kW) | 0,75 [3φ] 1,1 [1φ] |
| Oil capacity (l) | 0,3 |
| Approximate weight (kg) | 28 [1φ]/20 [3φ] |
| Oil separator pressure (hPa) | <1500 |
| Oil temperature (°C) | <100 |
Table notation: [1φ] — single-phase supply; [3φ] — three-phase supply. “Not specified” means the value must be confirmed for that configuration.
Dimensional drawing
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